HA latest newsletter released on all the March company visa changes –

http://www.homeaffairs.gov.au/trav/work/newsletters/march-2018

Including this point about skills assessments

When the occupation lists are updated in mid 2018, subject to further consultation processes, it is anticipated that mandatory skills assessments may be expanded for the Direct Entry (DE) stream of RSMS for all occupations (not just trade occupations), unless the visa applicant is exempt or holds the relevant Australian qualification.